Convertir archivos de Excel .xls a .xlsx con PowerShell

PS C:\> Install-Module -Name ImportExcel

PS C:\> $ErrorActionPreference = “SilentlyContinue”

PS C:\> Get-ChildItem "C:\Users\xxxxx\Documents" -filter *.xls -Recurse | select * |

  Foreach-Object {

    Write-Host "Nombre: $($_.FullName)" 

    ConvertTo-ExcelXlsx -path $($_.FullName)

}